#!/usr/bin/env python
# -*- coding: utf-8 -*-

# @Time     :2021/01/07
# @Author   :Changshu
# @File     :Test.py

# print([1]*3)

# print("a"=="a")

if __name__ == '__main__':
	a=[1,2,3,4,5,6,7]
	print(a.pop())
	print(a)